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PostmanPostmanSan Francisco, CA

Senior Fullstack Software Engineer

Builds and improves end-to-end product journeys for user onboarding, feature discovery, and adoption at Postman. Requires 8+ years full-stack experience with React/Next.js, strong product sense, and data-driven decision making.

210k – 240k/yr
On-site8+ YOEFullstack Engineering

About the role

What You’ll Do

  • Own and improve key product journeys from sign-up through onboarding, feature discovery, and purchase
  • Build and refine user experiences that help developers and teams quickly understand and realize the value of Postman
  • Design and implement features that drive adoption of core platform capabilities across different user types (individuals, teams, and AI-assisted workflows)
  • Partner closely with Product, Design, and Data to identify opportunities and prioritize improvements across the user journey
  • Use experimentation and analytics to inform decisions and validate the impact of changes
  • Develop a deep understanding of how developers use Postman—individually and collaboratively—and apply those insights to improve the product
  • Iterate quickly, delivering thoughtful, incremental improvements that compound over time
  • Contribute to the evolution of our onboarding and discovery systems as the product and customer base continue to grow

About You

Must have:

  • 8+ years of experience building frontend or full-stack applications with a focus on product and user experience
  • Strong fundamentals in JavaScript, HTML, and CSS; experience with modern frameworks like React or Next.js
  • Track record of building and improving product experiences that drive user engagement and adoption
  • Experience using data, analytics, or experimentation to guide product decisions
  • Strong product sense and attention to detail—you care deeply about how things work and feel
  • Ability to take ownership of ambiguous problem spaces and drive them to clear outcomes
  • Excellent communication skills and experience collaborating across functions
  • Curiosity about how developers work, and a desire to build tools that make them more effective

Nice-to-have:

  • Experience with full-stack JavaScript / TypeScript
  • Experience with state management tools like MobX
  • Experience working on B2B products, developer tools, or AI-powered experiences
  • Experience working in a fast-paced, startup environment

Skills

JavaScriptReactNext.jsHTMLCSSTypeScriptMobx

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